zla_porcond_x (l) - Linux Manuals

zla_porcond_x: ZLA_PORCOND_X Compute the infinity norm condition number of op(A) * diag(X) where X is a COMPLEX*16 vector

NAME

ZLA_PORCOND_X - ZLA_PORCOND_X Compute the infinity norm condition number of op(A) * diag(X) where X is a COMPLEX*16 vector

SYNOPSIS

DOUBLE PRECISION
FUNCTION ZLA_PORCOND_X( UPLO, N, A, LDA, AF, LDAF, X, INFO, WORK, RWORK )

    
IMPLICIT NONE

    
CHARACTER UPLO

    
INTEGER N, LDA, LDAF, INFO

    
COMPLEX*16 A( LDA, * ), AF( LDAF, * ), WORK( * ), X( * )

    
DOUBLE PRECISION RWORK( * )

PURPOSE


ZLA_PORCOND_X Computes the infinity norm condition number of
op(A) * diag(X) where X is a COMPLEX*16 vector.

ARGUMENTS

C COMPLEX*16 vector.
WORK COMPLEX*16 workspace of size 2*N.
RWORK DOUBLE PRECISION workspace of size 3*N.

Pages related to zla_porcond_x

  • zla_porcond_x (3)
  • zla_porcond_c (l) - DLA_PORCOND_C Compute the infinity norm condition number of op(A) * inv(diag(C)) where C is a DOUBLE PRECISION vector Arguments ========= C DOUBLE PRECISION vector
  • zla_porfsx_extended (l) - computes ..
  • zla_gbamv (l) - performs one of the matrix-vector operations y := alpha*abs(A)*abs(x) + beta*abs(y),
  • zla_gbrcond_c (l) - ZLA_GBRCOND_C Compute the infinity norm condition number of op(A) * inv(diag(C)) where C is a DOUBLE PRECISION vector
  • zla_gbrcond_x (l) - ZLA_GBRCOND_X Compute the infinity norm condition number of op(A) * diag(X) where X is a COMPLEX*16 vector
  • zla_gbrfsx_extended (l) - computes ..
  • zla_geamv (l) - performs one of the matrix-vector operations y := alpha*abs(A)*abs(x) + beta*abs(y),